<?php

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namespace app\api\controller;

/**
 * Description of Im
 *
 * @author DevPHP
 * @version 2018-4-11
 */
class Im {
    /**
     * @version 2018-4-12
     */
    public function get_sig(){
        $user_id=100393;
        return json(\app\common\service\ImFactory::getSig($user_id));
    }
    
    public function create_group(){
        
    }
}
